Hub



FIG. 1 is a front perspective view of a hub showing our new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation thereof;

FIG. 6 is a front elevation view thereof;

FIG. 7 is a rear elevation view thereof; and,

FIG. 8 is a rear perspective view thereof.

The portions of the hub shown in broken lines form no part of theclaimed design.

CLAIM The ornamental design for a hub, as shown and described.